isim.dk

📜 Historical scan 2026-09-24 18:47:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

isim.dk is a .dk domain served by 2 nameservers (ken.ns.cloudflare.com, tiffany.ns.cloudflare.com). It was registered on 19 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.126 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 4 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ken.ns.cloudflare.com	108.162.193.127 172.64.33.127 173.245.59.127 2606:4700:58::adf5:3b7f 2803:f800:50::6ca2:c17f 2a06:98c1:50::ac40:217f	ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tiffany.ns.cloudflare.com	108.162.194.60 162.159.38.60 172.64.34.60 2606:4700:50::a29f:263c 2803:f800:50::6ca2:c23c 2a06:98c1:50::ac40:223c	tiffany.ns.cloudflare.com tiffany.ns.cloudflare.com tiffany.ns.cloudflare.com tiffany.ns.cloudflare.com tiffany.ns.cloudflare.com tiffany.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.45.126	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.214.75	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

6 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	108.177.14.26 2a00:1450:4010:c0d::1a 2a00:1450:4010:c0d::1a	lt-in-f26.1e100.net lq-in-f26.1e100.net lq-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemal.com	—	—	—
30	300s	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	194.255.84.20
🔶 Autoconfig	194.255.84.20

🔷 AAAA Records (IPv6)#

2 records 32ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2d7e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:d64b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.126,172.67.214.75 ech=AEX+DQBBjwAgACCUI3VcOOup4ab1rIk1swP23HOpy5yL1n5FBO0ZruUpDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2d7e,2606:4700:3032::ac43:d64b

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 09:10:06

www	104.21.45.126 172.67.214.75 2606:4700:3031::6815:2d7e 2606:4700:3032::ac43:d64b (AS13335) (address records, no CNAME)
www vs bare domain	Same network isim.dk: 104.21.45.126 172.67.214.75 2606:4700:3031::6815:2d7e 2606:4700:3032::ac43:d64b (AS13335) www.isim.dk: 104.21.45.126 172.67.214.75 2606:4700:3031::6815:2d7e 2606:4700:3032::ac43:d64b (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

71ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2415519529
Primary NS (MNAME)	ken.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-20 14:06:34

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-03-19
Expires	2027-03-31 (161d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
familienkrebs.dk	Punktum dk A/S (direct)
iwisp.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

54ms

41ms

AAAA

32ms

TXT

200ms

CAA

30ms

HTTPS

46ms

TLSA

247ms

SOA

0ms

MTA-STS

64ms

DNSSEC

71ms

SRV

73ms

Total

918ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 09:10:06	560ms	2 NS 2 A 6 MX	🔓 Insecure
2026-09-24 18:47:26 shown	918ms	2 NS 2 A 6 MX	🔓 Insecure
2026-09-22 10:38:47	2970ms	2 NS 2 A 6 MX	🔓 Insecure
2026-09-21 02:34:59	1623ms	2 NS 2 A 6 MX	🔓 Insecure
2026-09-08 03:38:38	1021ms	2 NS 2 A 6 MX	🔓 Insecure
2026-08-17 05:16:07	1825ms	2 NS 2 A 6 MX	🔓 Insecure
2026-08-11 16:51:48	8354ms	2 NS 2 A 6 MX	🔓 Insecure
2026-07-24 16:16:41	9255ms	2 NS 2 A 6 MX	🔓 Insecure
2026-06-30 01:32:39	1378ms	2 NS 2 A 6 MX	🔓 Insecure
2026-06-22 07:20:02	1507ms	2 NS 2 A 6 MX	🔓 Insecure
2026-06-21 09:27:16	940ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 22:14:04	1237ms	2 NS 2 A 6 MX	🔓 Insecure